//每周登录奖励
class HdWeeklyRd {
    constructor() {

    }

    static getInstance(){
        if(!HdWeeklyRd.instance){
            HdWeeklyRd.instance = new HdWeeklyRd();
            return HdWeeklyRd.instance;
        }else{
            return HdWeeklyRd.instance;
        }
    }
}

module.exports = HdWeeklyRd.getInstance();